From 01193ea7cf7891d79cb319a3d8691e7ec968b670 Mon Sep 17 00:00:00 2001
From: Daniel Roe <daniel@roe.dev>
Date: Tue, 30 Apr 2024 17:11:17 +0100
Subject: [PATCH] feat(vite): support resolving types from vfs

---
 packages/vite/src/vite.ts | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/packages/vite/src/vite.ts b/packages/vite/src/vite.ts
index a247c181cc..4122b4f550 100644
--- a/packages/vite/src/vite.ts
+++ b/packages/vite/src/vite.ts
@@ -1,10 +1,12 @@
-import { existsSync } from 'node:fs'
+import { existsSync, readFileSync, realpathSync } from 'node:fs'
 import * as vite from 'vite'
 import { dirname, join, normalize, resolve } from 'pathe'
 import type { Nuxt, NuxtBuilder, ViteConfig } from '@nuxt/schema'
 import { addVitePlugin, isIgnored, logger, resolvePath } from '@nuxt/kit'
 import replace from '@rollup/plugin-replace'
+import type { Options as VuePluginOptions } from '@vitejs/plugin-vue'
 import { sanitizeFilePath } from 'mlly'
+import defu from 'defu'
 import { withoutLeadingSlash } from 'ufo'
 import { filename } from 'pathe/utils'
 import { resolveTSConfig } from 'pkg-types'
@@ -123,6 +125,16 @@ export const bundle: NuxtBuilder['bundle'] = async (nuxt) => {
     ),
   }
 
+  ctx.config.vue = defu(ctx.config.vue, {
+    script: {
+      fs: {
+        fileExists: file => file in nuxt.vfs || existsSync(file),
+        readFile: file => nuxt.vfs[file] || readFileSync(file, 'utf-8'),
+        realpath: path => path in nuxt.vfs ? path : realpathSync(path),
+      },
+    },
+  } satisfies VuePluginOptions)
+
   // In build mode we explicitly override any vite options that vite is relying on
   // to detect whether to inject production or development code (such as HMR code)
   if (!nuxt.options.dev) {